77748840

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{449}}^1$

素因数の和:516

約数の個数: 192

約数和(自身を含む): 280098000

約数和(自身を除く): 202349160

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 18, 20, 24, 26, 30, 36, 37, 39, 40, 45, 52, 60, 65, 72, 74, 78, 90, 104, 111, 117, 120, 130, 148, 156, 180, 185, 195, 222, 234, 260, 296, 312, 333, 360, 370, 390, 444, 449, 468, 481, 520, 555, 585, 666, 740, 780, 888, 898, 936, 962, 1110, 1170, 1332, 1347, 1443, 1480, 1560, 1665, 1796, 1924, 2220, 2245, 2340, 2405, 2664, 2694, 2886, 3330, 3592, 3848, 4041, 4329, 4440, 4490, 4680, 4810, 5388, 5772, 5837, 6660, 6735, 7215, 8082, 8658, 8980, 9620, 10776, 11544, 11674, 13320, 13470, 14430, 16164, 16613, 17316, 17511, 17960, 19240, 20205, 21645, 23348, 26940, 28860, 29185, 32328, 33226, 34632, 35022, 40410, 43290, 46696, 49839, 52533, 53880, 57720, 58370, 66452, 70044, 80820, 83065, 86580, 87555, 99678, 105066, 116740, 132904, 140088, 149517, 161640, 166130, 173160, 175110, 199356, 210132, 215969, 233480, 249195, 262665, 299034, 332260, 350220, 398712, 420264, 431938, 498390, 525330, 598068, 647907, 664520, 700440, 747585, 863876, 996780, 1050660, 1079845, 1196136, 1295814, 1495170, 1727752, 1943721, 1993560, 2101320, 2159690, 2591628, 2990340, 3239535, 3887442, 4319380, 5183256, 5980680, 6479070, 7774884, 8638760, 9718605, 12958140, 15549768, 19437210, 25916280, 38874420, 77748840]

約数ペア:

[(1, 77748840), (2, 38874420), (3, 25916280), (4, 19437210), (5, 15549768), (6, 12958140), (8, 9718605), (9, 8638760), (10, 7774884), (12, 6479070), (13, 5980680), (15, 5183256), (18, 4319380), (20, 3887442), (24, 3239535), (26, 2990340), (30, 2591628), (36, 2159690), (37, 2101320), (39, 1993560), (40, 1943721), (45, 1727752), (52, 1495170), (60, 1295814), (65, 1196136), (72, 1079845), (74, 1050660), (78, 996780), (90, 863876), (104, 747585), (111, 700440), (117, 664520), (120, 647907), (130, 598068), (148, 525330), (156, 498390), (180, 431938), (185, 420264), (195, 398712), (222, 350220), (234, 332260), (260, 299034), (296, 262665), (312, 249195), (333, 233480), (360, 215969), (370, 210132), (390, 199356), (444, 175110), (449, 173160), (468, 166130), (481, 161640), (520, 149517), (555, 140088), (585, 132904), (666, 116740), (740, 105066), (780, 99678), (888, 87555), (898, 86580), (936, 83065), (962, 80820), (1110, 70044), (1170, 66452), (1332, 58370), (1347, 57720), (1443, 53880), (1480, 52533), (1560, 49839), (1665, 46696), (1796, 43290), (1924, 40410), (2220, 35022), (2245, 34632), (2340, 33226), (2405, 32328), (2664, 29185), (2694, 28860), (2886, 26940), (3330, 23348), (3592, 21645), (3848, 20205), (4041, 19240), (4329, 17960), (4440, 17511), (4490, 17316), (4680, 16613), (4810, 16164), (5388, 14430), (5772, 13470), (5837, 13320), (6660, 11674), (6735, 11544), (7215, 10776), (8082, 9620), (8658, 8980)]